# [OS X TeX] Conditional Typesetting Inside Lists

Adam M. Goldstein agoldstein at iona.edu
Tue Feb 26 11:13:37 EST 2008

Have you checked out the exam document class? It does much of what you
say without having to customize any environments. It is included in
the standard MacTeX distribution, and you can probably get going with
it pretty quickly by following the docs.

On Feb 26, 2008, at 10:41 AM, Maurino Bautista wrote:

> We have a multiple choice section in our Calculus final exam and the
> questions and choices are entered using the \begin{enumerate} --
> \end{enumerate} environment in LaTeX. I would like to use the same
> file to generate the exam as well as the answer key for the exam. I
> would like to define a variable whose values are either exam or key.
> In the beginning of the document, this variable will be declared and
> if its value is exam, the file would be typeset as usual with the
> questions numbered 1, 2, 3, etc and the choices within each question
> labeled A, B, C, etc. If the value of the variable is key, the
> letter-label of the correct answer will be enclosed in a box.
> Alternative possibilities (which may be easier or harder) are:
> letter-label in bold, the correct answer (not the letter-label) is
> boxed or in bold, text after the correct answer stating this is the
> correct answer or some other symbol like a star, a dingbat, etc. I
> suppose, if I have the code for one of these, I could modify it to
> obtain any of the others. I just don't have enough knowledge to start
> it. Rather, I don't have time to really think about it. So, if any of
> you have done it before, I would appreciate getting some help.
>
>
> Maurino P. Bautista, Ph.D.
> Professor of Mathematics
> (585)-475-6122
> maobautista at gmail.com
>
> School of Mathematical Sciences
> Rochester Institute of Technology
> 85 Lomb Memorial Drive
> Rochester, NY 14623
>
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>

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